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Strontianite (Sr C O 3) is an important raw material for the extraction of strontium. It is a rare carbonate mineral and one of only a few strontium minerals. It is a member of the aragonite group. Aragonite group members: [2] aragonite (CaCO 3), witherite (BaCO 3), strontianite (SrCO 3), cerussite (PbCO 3)
Hebrew ʾōḏem derives from the Hebrew root meaning "red". Carnelian in Theophrastus (De lap., 55) and Pliny (Hist. nat., XXXVII, xxxi) derive the name of sardion the city of Sardes where, they claim, it was first found. The carnelian is a siliceous stone and a species of chalcedony.
The mean strontium content of ocean water is 8 mg/L. [50] [51] At a concentration between 82 and 90 μmol/L of strontium, the concentration is considerably lower than the calcium concentration, which is normally between 9.6 and 11.6 mmol/L. [52] [53] It is nevertheless much higher than that of barium, 13 μg/L. [11]
Gemstone meanings are inspired by everything from royal traditions and chakras to ancient cultures and spiritual thoughts. “The myriad of colors of gemstones alone transmit energy via the ...
Celestine (the IMA-accepted name) [6] or celestite [1] [7] [a] is a mineral consisting of strontium sulfate (Sr S O 4).The mineral is named for its occasional delicate blue color. ...
Matzevah or masseba [1] (Hebrew: מַצֵּבָה maṣṣēḇā; "pillar") or stele (Greek: στήλην stílin) in the Septuagint, is a term used in the Hebrew Bible for a sacred pillar, a type of standing stone. The term has been adopted by archaeologists for Israelite and related contexts, such as the Canaanite and the Nabataean ones.
Eilat Stone (Hebrew: אבן אילת) is a gemstone that derives its name from the city of Eilat in Israel, where it was once mined. It is characterized by a green-blue heterogeneous mixture of several secondary copper minerals, including malachite , azurite , turquoise , pseudomalachite , and chrysocolla .
Israeli archeologists have found an ancient comb dating back some 3,700 years ago and bearing what is likely the oldest known full sentence in Canaanite alphabetical script, according to an ...